| # Copyright (c) 2011 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import logging |
| |
| from autotest_lib.server.cros.faft.firmware_test import FirmwareTest |
| from autotest_lib.server.cros.servo import chrome_ec |
| from autotest_lib.server.cros import vboot_constants as vboot |
| |
| |
| class firmware_DevMode(FirmwareTest): |
| """ |
| Servo based developer firmware boot test. |
| """ |
| version = 1 |
| |
| def initialize(self, host, cmdline_args, ec_wp=None): |
| super(firmware_DevMode, self).initialize( |
| host, cmdline_args, ec_wp=ec_wp) |
| self.switcher.setup_mode('normal') |
| self.setup_usbkey(usbkey=False) |
| |
| def run_once(self): |
| """Method which actually runs the test.""" |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '0', |
| 'mainfw_type': 'normal', |
| })) |
| |
| logging.info("Enable dev mode.") |
| self.switcher.reboot_to_mode( |
| 'dev', from_mode='normal', sync_before_boot=False) |
| |
| logging.info("Expected developer mode boot and enable normal mode.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '1', |
| 'mainfw_type': 'developer', |
| })) |
| self.switcher.reboot_to_mode(to_mode='normal') |
| |
| logging.info("Expected normal mode boot, done.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '0', |
| 'mainfw_type': 'normal', |
| })) |
| |
| if ( |
| self.check_ec_capability() and |
| self.faft_config.mode_switcher_type == 'jetstream_switcher'): |
| if self.gbb_flags & vboot.GBB_FLAG_DISABLE_EC_SOFTWARE_SYNC: |
| # In order to test that entering dev mode does not work when |
| # EC_IN_RW=1, EC software sync must be enabled. If EC software |
| # sync is disabled, then we must skip this portion of the test. |
| logging.info("Skipping dev mode transition in EC RW test.") |
| return |
| |
| logging.info("Rebooting into fake recovery mode (EC still in RW).") |
| self._client.power_off_via_servo() |
| self.ec.set_hostevent(chrome_ec.HOSTEVENT_KEYBOARD_RECOVERY) |
| self.servo.power_short_press() |
| |
| logging.info("Trying to transition to dev mode with EC_IN_RW=1.") |
| self.switcher.trigger_rec_to_dev() |
| self.switcher.bypass_dev_mode() |
| if not self._client.ping_wait_up( |
| timeout=self.faft_config.delay_reboot_to_ping): |
| logging.info("DUT didn't come back up (expected!), rebooting.") |
| self.switcher.simple_reboot(sync_before_boot=False) |
| self.switcher.wait_for_client() |
| |
| logging.info("DUT is back up, should still be in normal mode now.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '0', |
| 'mainfw_type': 'normal', |
| })) |
